CA883841A - Thiophenochromene compounds and process for producing them - Google Patents

Thiophenochromene compounds and process for producing them

Info

Publication number
CA883841A
CA883841A CA883841A CA883841DA CA883841A CA 883841 A CA883841 A CA 883841A CA 883841 A CA883841 A CA 883841A CA 883841D A CA883841D A CA 883841DA CA 883841 A CA883841 A CA 883841A
Authority
CA
Canada
Prior art keywords
thiophenochromene
compounds
producing
thiophenochromene compounds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA883841A
Inventor
Kimura Shiro
Ishige Sadao
Kobayashi Teruo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
Publication date
Application granted granted Critical
Publication of CA883841A publication Critical patent/CA883841A/en
Expired legal-status Critical Current

Links

CA883841A Thiophenochromene compounds and process for producing them Expired CA883841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA883841T

Publications (1)

Publication Number Publication Date
CA883841A true CA883841A (en) 1971-10-19

Family

ID=36369575

Family Applications (1)

Application Number Title Priority Date Filing Date
CA883841A Expired CA883841A (en) Thiophenochromene compounds and process for producing them

Country Status (1)

Country Link
CA (1) CA883841A (en)

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